a urine output of 30 ml/hr, a BUN of 65 mg/dl, and a WBC of 1120.

upper GI bleeding and a Hct of 25%.

respiratory rate of 45/min, a PaCO2 of 60, and a chest x-ray with bilateral diffuse patchy infiltrates.

an elevated serum amylase and lipase, a serum creatinine of 3.8 mg/dl, and a platelet count of 15,000.